目前，Given Imaging公司的无线照相机已在临床试验阶段用于对结肠的检查，他们正在研制另一款对胃进行检查的照相机。

Now Given Imaging is in clinical trials with a wireless camera for inspecting the colon, and is developing another for the stomach.

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例如，在启动研制最终产品的项目之前，在研制和试验样机或样品的过程中可能会发现需要增加阶段。

For example, additional phases could come from developing and testing a prototype prior to initiating the project for the development of the final product.

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一些私有工业研制的还在试验阶段的无人潜水艇，如哥伦比亚集团的希腊海神号，最多也只能掩盖324海里。

Some more-experimental robot subs made by private industry, like the Columbia Group's Proteus, tops out at 324.

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